6005075167661 has 4 divisors (see below), whose sum is σ = 6005403529500. Its totient is φ = 6004746805824.

The previous prime is 6005075167657. The next prime is 6005075167717. The reversal of 6005075167661 is 1667615705006.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 3482680045636 + 2522395122025 = 1866194^2 + 1588205^2 .

It is a cyclic number.

It is not a de Polignac number, because 6005075167661 - 2² = 6005075167657 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6005075127661) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 164153486 + ... + 164190063.

It is an arithmetic number, because the mean of its divisors is an integer number (1501350882375).

Almost surely, 2^{6005075167661} is an apocalyptic number.

It is an amenable number.

6005075167661 is a deficient number, since it is larger than the sum of its proper divisors (328361839).

6005075167661 is a wasteful number, since it uses less digits than its factorization.

6005075167661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328361838.

The product of its (nonzero) digits is 1587600, while the sum is 50.

The spelling of 6005075167661 in words is "six trillion, five billion, seventy-five million, one hundred sixty-seven thousand, six hundred sixty-one".